Union Arena: Rare Battle InuYasha

Union Arena Rare Battle for Inuyasha is a specialized competitive event scheduled for September 2026. These tournaments utilize “ONE Battle Rules,” requiring all participants to construct and play decks exclusively from a single featured title—Inuyasha —to compete for an exclusive, highly limited Union Rare (UR) card prize.Event OverviewFormat & Rules: Restricted title-only building (Inuyasha decks only) under specific event battle regulations.Primary Prize: A special physical Union Rare card featuring Inuyasha that can only be won through these competitive rare battles.